/*
 * Copyright (c) 2004-2022, University of Oslo
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * Redistributions of source code must retain the above copyright notice, this
 * list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 * Neither the name of the HISP project nor the names of its contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package org.hisp.dhis.common;

import static org.junit.jupiter.api.Assertions.assertEquals;

import org.junit.jupiter.api.Test;

class InQueryFilterTest {

  @Test
  void verifyInWithTextParameters() {
    executeTest("aFilter1;aFilter2", true, "aField in ('aFilter1','aFilter2') ");
  }

  @Test
  void verifyInWithNumberParameters() {
    executeTest("1;2;3", false, "aField in (1,2,3) ");
  }

  @Test
  void verifyInWithNullAndTextParameters() {
    executeTest("NV;aFilter1", true, "(aField in ('aFilter1') or aField is null ) ");
  }

  @Test
  void verifyInWithNullAndNumberParameters() {
    executeTest("NV;1", false, "(aField in (1) or aField is null ) ");
  }

  @Test
  void verifyInWithNullOnly() {
    executeTest("NV", true, "aField is null ");
  }

  @Test
  void verifyNestedSqlStmtInFieldWithNullOnly() {
    String field = "(select * from xy)";
    executeTest(field, "NV", true, "(" + field + " is null and exists((select * from xy))) ");
  }

  private void executeTest(String filterValue, boolean isText, String expected) {
    executeTest("aField", filterValue, isText, expected);
  }

  private void executeTest(String field, String filterValue, boolean isText, String expected) {
    assertEquals(new InQueryFilter(field, filterValue, isText).getSqlFilter(), expected);
  }
}
